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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* This file contains the definition for the grading table which subclassses easy_table
*
* @package tool_assignmentupgrade
* @copyright 2012 NetSpot {@link http://www.netspot.com.au}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once($CFG->libdir.'/tablelib.php');
require_once($CFG->libdir.'/gradelib.php');
require_once($CFG->dirroot.'/mod/assign/locallib.php');
/**
* Extends table_sql to provide a table of assignment submissions
*
* @package tool_assignmentupgrade
* @copyright 2012 NetSpot {@link http://www.netspot.com.au}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class tool_assignmentupgrade_assignments_table extends table_sql implements renderable {
/** @var int $perpage */
private $perpage = 10;
/** @var int $rownum (global index of current row in table) */
private $rownum = -1;
/** @var renderer_base for getting output */
private $output = null;
/** @var boolean anyupgradableassignments - True if there is one or more assignments that can upgraded */
public $anyupgradableassignments = false;
/**
* This table loads a list of the old assignment instances and tests them to see
* if they can be upgraded
*
* @param int $perpage How many per page
* @param int $rowoffset The starting row for pagination
*/
public function __construct($perpage, $rowoffset=0) {
global $PAGE;
parent::__construct('tool_assignmentupgrade_assignments');
$this->perpage = $perpage;
$this->output = $PAGE->get_renderer('tool_assignmentupgrade');
$this->define_baseurl(new moodle_url('/admin/tool/assignmentupgrade/listnotupgraded.php'));
$this->anyupgradableassignments = tool_assignmentupgrade_any_upgradable_assignments();
// Do some business - then set the sql.
if ($rowoffset) {
$this->rownum = $rowoffset - 1;
}
$fields = 'a.id as id,
a.name as name,
a.assignmenttype as type,
c.shortname as courseshortname,
c.id as courseid,
COUNT(s.id) as submissioncount';
$from = '{assignment} a JOIN {course} c ON a.course = c.id ' .
' LEFT JOIN {assignment_submissions} s ON a.id = s.assignment';
$where = '1 = 1';
$where .= ' GROUP BY a.id, a.name, a.assignmenttype, c.shortname, c.id ';
$this->set_sql($fields, $from, $where, array());
$this->set_count_sql('SELECT COUNT(*) FROM {assignment} a JOIN {course} c ON a.course = c.id', array());
$columns = array();
$headers = array();
$columns[] = 'select';
$headers[] = get_string('select', 'tool_assignmentupgrade') .
'<div class="selectall">' .
'<input type="checkbox" name="selectall" title="' . get_string('selectall') . '"/>' .
'</div>';
$columns[] = 'upgradable';
$headers[] = get_string('upgradable', 'tool_assignmentupgrade');
$columns[] = 'id';
$headers[] = get_string('assignmentid', 'tool_assignmentupgrade');
$columns[] = 'courseshortname';
$headers[] = get_string('course');
$columns[] = 'name';
$headers[] = get_string('name');
$columns[] = 'type';
$headers[] = get_string('assignmenttype', 'tool_assignmentupgrade');
$columns[] = 'submissioncount';
$headers[] = get_string('submissions', 'tool_assignmentupgrade');
// Set the columns.
$this->define_columns($columns);
$this->define_headers($headers);
$this->no_sorting('upgradable');
$this->no_sorting('select');
}
/**
* Return the number of rows to display on a single page
*
* @return int The number of rows per page
*/
public function get_rows_per_page() {
return $this->perpage;
}
/**
* Format a link to the assignment instance
*
* @param stdClass $row
* @return string
*/
public function col_name(stdClass $row) {
$url = new moodle_url('/mod/assignment/view.php', array('a' => $row->id));
return html_writer::link($url, $row->name);
}
/**
* Format a link to the upgrade single tool
*
* @param stdClass $row (contains cached result from previous upgradable check)
* @return string
*/
public function col_upgradable(stdClass $row) {
if ($row->upgradable) {
$urlparams = array('id' => $row->id, 'sesskey' => sesskey());
$url = new moodle_url('/admin/tool/assignmentupgrade/upgradesingleconfirm.php', $urlparams);
return html_writer::link($url, get_string('supported', 'tool_assignmentupgrade'));
} else {
return get_string('notsupported', 'tool_assignmentupgrade');
}
}
/**
* Insert a checkbox for selecting the current row for batch operations
*
* @param stdClass $row
* @return string
*/
public function col_select(stdClass $row) {
global $CFG;
$version = get_config('assignment_' . $row->type, 'version');
require_once($CFG->dirroot . '/mod/assign/locallib.php');
if (assign::can_upgrade_assignment($row->type, $version)) {
$row->upgradable = true;
return '<input type="checkbox" name="selectedassignment" value="' . $row->id . '"/>';
}
$row->upgradable = false;
return '';
}
/**
* Override the table show_hide_link to not show for select column
*
* @param string $column the column name, index into various names.
* @param int $index numerical index of the column.
* @return string HTML fragment.
*/
protected function show_hide_link($column, $index) {
if ($index > 0) {
return parent::show_hide_link($column, $index);
}
return '';
}
}